Otec Presentation
Transcript of Otec Presentation
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OTEC:
Ocean ThermalEnergy Conversion
By: Jackie Rowley
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FUNDAMENTALS
75% of the Earth Covered bywater
Ocean water stores much moreheat than the atmosphere
Thermo-haline circulationcreates temperature differencesthroughout Earths oceans
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http://www.google.com/imgres?imgurl=http://www.liv.ac.uk/physocean/schematics/thc.gif&imgrefurl=http://www.liv.ac.uk/physocean/research.html&usg=__g
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http://www.google.com/imgres?imgurl=http://www.uwsp.edu/geo/faculty/lemke/geol370/images/16_ocean_conveyor_nws.jpg&imgrefurl=http://www.uwsp.edu/geo/faculty/lemke/geol370/lecture_notes/16_causes_of_climatic_change.html&usg=__zhR99CRHcEWai9Dvsa6q2OptSWI=&h=329&w=633&sz=68&hl=en&start=38&zoom=1&tbnid=Zg3TkHVhO5r6ZM:&tbnh=87&tbnw=167&ei=WYFkTZb0FobbgQeC3PmzBw&prev=/images%3Fq%3Dthermo%2Bhaline%2Bcirc ulation%26hl%3Den%26safe%3Doff%26biw%3D1280%26bih%3D581%26gbv%3D2%26tbs%3Disch:10%2C9600%2C960&itbs=1&iact=hc&vpx=929&vpy=312&dur=309&hovh=162&hovw=312&tx=265&ty=156&oei=dYBkTbu5HcbftgfxuoCaBg&page=3&ndsp=20&ved=1t:429,r:19,s:38&biw=1280&bih=581
http://www.google.com/imgres?imgurl=http://www.lmvp.org/Waterline/winter2003/images/thermohaline.jpg
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First OTEC system
Idea thought of by JacquesDArsonval, in 1881.
French physician thatcontributed greatly toelectrophysiology.
His student, Georges Claude,created the first OTECsystem in Cuba in 1930.
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OTEC System
Hot surface water, boils lowboiling point liquid
Boiling liquid turns turbinewhich generates electricity
Electricity carried to land
through underwater cableDeep cold water used to
cool and condense liquid
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1 2000. Snowden, Paul, Kazuhiro Kitazawa, Masayuki Mac Takahashi . Deep Ocean
Water as Our Next Natural Resource. Chapter 3: OTEC Is Not A Dream. Tokyo.http://www.terrapub.co.jp/e-library/dow/index.html
Closed System OTEC
-Use of low boilingpoint fluid
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Open System OTEC
Use of Water as fluid
http://www.google.com/imgres?imgurl=http://ffden-2.phys.uaf.edu/212_fall2003.web.dir/Yevette_Lancaster/open%2520otec.jpg&imgrefurl=http://ffden-
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QuickTime and a
decompressorare needed to see this picture.
http://www.google.com/imgres?imgurl=http://www.caribotec.com/OTEC_files/OTECuses.gif&imgrefurl=http://www.caribotec.com/OTEC2.htm&usg=__yaFbFBfp9q37MiJS6OuyAi1JCsg=&
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Benefits of Open System OTEC if
perfected
-Desalinated water
-Mariculture
-Air conditioning
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http://planetearthandhumanity.blogspot.com/2010/08/otec.html
http://www.carbonzeroplanet.org/renewables/wave-
tidal-oceanthermal.php
OTEC Designs
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PROSReduces Carbon
footprint by
providing clean costeffective energy
Produces desalinatedwater for industrial,
agricultural andresidential uses
CONSPromotes Global
competitiveness and
International Trade
Enhances energy
independence
Has potential tomitigate green house
gas emissions from
burning fossil fuels